Case Converter
Convert to lower/UPPER/Title/Sentence/camel/Pascal/snake/kebab/CONSTANT with one tap.
Case converter
Loading the transformer that switches between upper, lower, title case, and more.
About this tool
The Gearizen Case Converter is your go-to utility for transforming text into dozens of casing styles without risking typos. Writers, developers, and content strategists paste any phrase and instantly toggle between lowercase, UPPERCASE, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE. The interface is optimized for rapid experimentation, letting you test how product names appear in UI components, how blog headlines flow, or how API keys should be cased before deployment. Because conversion happens client-side, proprietary copy and data stay secure.
This page delivers in-depth explanations of each casing convention, highlighting when to use them and how they affect SEO and accessibility. Learn why sentence case improves readability in long-form marketing copy, why snake_case fits nicely with scripting languages, and how Title Case choices impact social share previews. Tips cover how to handle acronyms, numbers, and special characters, ensuring every output is polished and ready to ship. Keyboard shortcuts and copy-on-focus interactions keep the workflow fast for power users.
We also address team collaboration scenarios such as documenting naming conventions, aligning design systems with developer handoffs, and standardizing email subject lines. Guides walk through practical routines: converting large text blocks for CMS imports, cleaning up CSV headers before analysis, and drafting variable names that match coding standards. Each section helps you answer frequently searched questions like "How do I convert text to sentence case?" or "What's the difference between camelCase and PascalCase?" which keeps this resource SEO friendly and useful for training new teammates.
To complete your content tooling stack, we link to complementary Gearizen utilities including the Text Stats counter for measuring readability, the Slugify tool for URL optimization, and the Markdown Preview for formatting checks. Bookmark the Case Converter whenever you need consistent casing across product copy, documentation, or codebases. You'll always have a trusted workspace that translates style guidelines into actionable output without manual editing.
How to use
Paste the source text
Enter the headline, identifier, or paragraph that needs casing adjustments.
Select your target style
Choose from lowercase, uppercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, or CONSTANT_CASE.
Fine-tune special cases
Decide how to handle acronyms, numbers, and punctuation with the supplemental options.
Copy the converted text
Copy the output into your CMS, design tool, or codebase to keep naming consistent.
Examples
| Scenario | Input | Output | Notes |
|---|---|---|---|
| Title Case blog headline | build api integrations fast | Build API Integrations Fast | Optimizes readability for marketing posts. |
| camelCase variable | user session token | userSessionToken | Matches JavaScript naming conventions. |
| CONSTANT case enum | priority level high | PRIORITY_LEVEL_HIGH | Ideal for environment flags and enums. |
Help & FAQ
How is Title Case handled?
Small words stay lowercased in the middle; first/last words are capitalized.
camel vs Pascal?
camelCase starts lower; PascalCase capitalizes the first word too.